"I only wish to sacrifice myself, in the next life, I will no longer be a target for others, and I will no longer allow my loved ones to die!",I thought I would die on my own, but for some reason, I was bound to a so-called system. In order to take revenge with my own hands, I agreed to the system's terms and went to five thousand parallel worlds to complete five thousand missions.,And every world surprised him greatly, and he understood that his own original world was so backward.。